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40 MHz Microcontrollers - MCU

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Maximum Clock Frequency = 40 MHz

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package/Case	Core	Program Memory Size	Data Bus Width	ADC Resolution	Maximum Clock Frequency	Number of I/Os	Data RAM Size	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
32-bit Microcontrollers - MCU 32Bit MCU 512K Flash 64KB RAM, I2S, CTMU PIC32MX570F512L-I/PT Microchip Technology 1: £5.96 167In Stock	Mfr. Part No. PIC32MX570F512L-I/PT Mouser Part No 579-3MX570F512L-I/PT	Microchip Technology	32-bit Microcontrollers - MCU 32Bit MCU 512K Flash 64KB RAM, I2S, CTMU Learn More about Microchip Technology microchip pic32mxx mcus	Datasheet	167In Stock	£5.96 £5.46 £4.94	Min.: 1 Mult.: 1	SMD/SMT	TFBGA-100	MIPS32 M4K	512 kB	32 bit	10 bit	40 MHz	81 I/O	64 kB	2.3 V	3.6 V	- 40 C	+ 85 C	Tray
32-bit Microcontrollers - MCU 32bit MCU, 100TQFP 512KB Flash 64KB RAM PIC32MX170F512L-50I/PT Microchip Technology 1: £6.01 40In Stock	Mfr. Part No. PIC32MX170F512L-50I/PT Mouser Part No 579-MX170F512L50IPT	Microchip Technology	32-bit Microcontrollers - MCU 32bit MCU, 100TQFP 512KB Flash 64KB RAM Learn More about Microchip Technology microchip pic32mx mcu	Datasheet	40In Stock	£6.01 £5.52 £5.01	Min.: 1 Mult.: 1	SMD/SMT	TFBGA-100	MIPS32 M4K	512 kB	32 bit	10 bit	40 MHz	85 I/O	64 kB	2.3 V	3.6 V	- 40 C	+ 85 C	Tray
8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz IndTemp PDIP18 PIC16C54C-20I/P Microchip Technology 1: £1.71 482In Stock	Mfr. Part No. PIC16C54C-20I/P Mouser Part No 579-PIC16C54C-20I/P	Microchip Technology	8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz IndTemp PDIP18	Datasheet	482In Stock	£1.71	Min.: 1 Mult.: 1	Through Hole	PDIP-18	PIC16	512 B	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz IndTemp SSOP20 PIC16C54C-20I/SS Microchip Technology 1: £1.78 228In Stock	Mfr. Part No. PIC16C54C-20I/SS Mouser Part No 579-PIC16C54C-20I/SS	Microchip Technology	8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz IndTemp SSOP20	Datasheet	228In Stock	£1.78	Min.: 1 Mult.: 1	SMD/SMT	SSOP-20	PIC16	512 B	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 4MHz PDIP18 PIC16C54C-04/P Microchip Technology 1: £1.59 383In Stock	Mfr. Part No. PIC16C54C-04/P Mouser Part No 579-PIC16C54C04P	Microchip Technology	8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 4MHz PDIP18	Datasheet	383In Stock	£1.59	Min.: 1 Mult.: 1	Through Hole	PDIP-18	PIC16	512 B	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 4MHz SOIC18 PIC16C54C-04/SO Microchip Technology 1: £1.55 401In Stock	Mfr. Part No. PIC16C54C-04/SO Mouser Part No 579-PIC16C54C04SO	Microchip Technology	8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 4MHz SOIC18	Datasheet	401In Stock	£1.55	Min.: 1 Mult.: 1	SMD/SMT	SOIC-18	PIC16	512 B	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz SOIC18 PIC16C54C-20/SO Microchip Technology 1: £1.67 244In Stock	Mfr. Part No. PIC16C54C-20/SO Mouser Part No 579-PIC16C54C20SO	Microchip Technology	8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O 20MHz SOIC18	Datasheet	244In Stock	£1.67	Min.: 1 Mult.: 1	SMD/SMT	SOIC-18	PIC16	512 B	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O HSC PDIP18 PIC16C54-HS/P Microchip Technology 1: £3.13 113In Stock	Mfr. Part No. PIC16C54-HS/P Mouser Part No 579-PIC16C54HSP	Microchip Technology	8-bit Microcontrollers - MCU .75KB 25 RAM 12 I/O HSC PDIP18	Datasheet	113In Stock	£3.13 £3.00 £2.91	Min.: 1 Mult.: 1	Through Hole	PDIP-18	PIC16	512 B	8 bit	No ADC	40 MHz	12 I/O	25 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O 20 MHz PDIP-28 PIC16C55A-20/P Microchip Technology 1: £2.17 168In Stock	Mfr. Part No. PIC16C55A-20/P Mouser Part No 579-PIC16C55A20P	Microchip Technology	8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O 20 MHz PDIP-28	Datasheet	168In Stock	£2.17	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	512 B	8 bit	No ADC	40 MHz	20 I/O	24 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O RC PDIP-28 PIC16C55-RC/P Microchip Technology 1: £3.58 173In Stock	Mfr. Part No. PIC16C55-RC/P Mouser Part No 579-PIC16C55RCP	Microchip Technology	8-bit Microcontrollers - MCU .75KB 24 RAM 20 I/O RC PDIP-28	Datasheet	173In Stock	£3.58 £3.46 £3.33	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	512 B	8 bit	No ADC	40 MHz	20 I/O	24 B	3 V	6.25 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 1.5KB 25 RAM 12 I/O SC/R PDIP18 PIC16C56-XT/P Microchip Technology 1: £4.00 37In Stock	Mfr. Part No. PIC16C56-XT/P Mouser Part No 579-PIC16C56-XT/P	Microchip Technology	8-bit Microcontrollers - MCU 1.5KB 25 RAM 12 I/O SC/R PDIP18	Datasheet	37In Stock	£4.00 £3.87 £3.72	Min.: 1 Mult.: 1	Through Hole	PDIP-18	PIC16	1 kB	8 bit	No ADC	40 MHz	12 I/O	25 B	3 V	6.25 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O PIC16C57-RC/P Microchip Technology 1: £4.56 11In Stock	Mfr. Part No. PIC16C57-RC/P Mouser Part No 579-PIC16C57-RC/P	Microchip Technology	8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O	Datasheet	11In Stock	£4.56 £4.39 £4.26	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	2 kB	8 bit	No ADC	40 MHz	20 I/O	72 B	3 V	6.25 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O PIC16C57-RC/SO Microchip Technology 1: £4.52 33In Stock	Mfr. Part No. PIC16C57-RC/SO Mouser Part No 579-PIC16C57-RC/SO	Microchip Technology	8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O	Datasheet	33In Stock	£4.52 £4.36 £4.21	Min.: 1 Mult.: 1	SMD/SMT	SOIC-28	PIC16	2 kB	8 bit	No ADC	40 MHz	20 I/O	72 B	2.5 V	6.25 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O PIC16C57-XT/SP Microchip Technology 1: £4.87 105In Stock	Mfr. Part No. PIC16C57-XT/SP Mouser Part No 579-PIC16C57-XT/SP	Microchip Technology	8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O	Datasheet	105In Stock	£4.87 £4.70 £4.53	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	2 kB	8 bit	No ADC	40 MHz	20 I/O	72 B	3 V	6.25 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O PIC16C57C-20/SP Microchip Technology 1: £2.54 4In Stock 195Expected 06/11/2026	Mfr. Part No. PIC16C57C-20/SP Mouser Part No 579-PIC16C57C20SP	Microchip Technology	8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O	Datasheet	4In Stock 195Expected 06/11/2026	£2.54	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	2 kB	8 bit	No ADC	40 MHz	20 I/O	72 B	4.5 V	5.5 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O PIC16C57-XT/P Microchip Technology 1: £4.87 185In Stock	Mfr. Part No. PIC16C57-XT/P Mouser Part No 579-PIC16C57XTP	Microchip Technology	8-bit Microcontrollers - MCU 3KB 72 RAM 20 I/O	Datasheet	185In Stock	£4.87 £4.70 £4.53	Min.: 1 Mult.: 1	Through Hole	PDIP-28	PIC16	2 kB	8 bit	No ADC	40 MHz	20 I/O	72 B	3 V	6.25 V	0 C	+ 70 C	Tube
8-bit Microcontrollers - MCU 32KB 1536 RAM 34I/O PIC18C452-I/P Microchip Technology 1: £7.08 100In Stock	Mfr. Part No. PIC18C452-I/P Mouser Part No 579-PIC18C452-I/P	Microchip Technology	8-bit Microcontrollers - MCU 32KB 1536 RAM 34I/O	Datasheet	100In Stock	£7.08	Min.: 1 Mult.: 1	Through Hole	PDIP-40	PIC18	32 kB	8 bit	10 bit	40 MHz	34 I/O	1.5 kB	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O PIC18F1320-E/SS Microchip Technology 1: £3.28 98In Stock	Mfr. Part No. PIC18F1320-E/SS Mouser Part No 579-PIC18F1320-E/SS	Microchip Technology	8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O Learn More about Microchip Technology microchip pic18f1220 pic18f1320 mcus	Datasheet	98In Stock	£3.28	Min.: 1 Mult.: 1	SMD/SMT	SSOP-20	PIC18	8 kB	8 bit	10 bit	40 MHz	16 I/O	256 B	4.2 V	5.5 V	- 40 C	+ 125 C	Tube
8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O PIC18F1320-I/ML Microchip Technology 1: £3.32 126In Stock	Mfr. Part No. PIC18F1320-I/ML Mouser Part No 579-PIC18F1320-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O Learn More about Microchip Technology microchip pic18f1220 pic18f1320 mcus	Datasheet	126In Stock	£3.32	Min.: 1 Mult.: 1	SMD/SMT	QFN-28	PIC18	8 kB	8 bit	10 bit	40 MHz	16 I/O	256 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O PIC18F1320-I/P Microchip Technology 1: £3.24 19In Stock 350Expected 21/12/2026	Mfr. Part No. PIC18F1320-I/P Mouser Part No 579-PIC18F1320-I/P	Microchip Technology	8-bit Microcontrollers - MCU 8KB 256 RAM 16 I/O Learn More about Microchip Technology microchip pic18f1220 pic18f1320 mcus	Datasheet	19In Stock 350Expected 21/12/2026	£3.24	Min.: 1 Mult.: 1	Through Hole	PDIP-18	PIC18	8 kB	8 bit	10 bit	40 MHz	16 I/O	256 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 8KB Flash 256 RAM PIC18F1330-I/SS Microchip Technology 1: £3.28 240In Stock	Mfr. Part No. PIC18F1330-I/SS Mouser Part No 579-PIC18F1330-I/SS	Microchip Technology	8-bit Microcontrollers - MCU 8KB Flash 256 RAM Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	240In Stock	£3.28	Min.: 1 Mult.: 1	SMD/SMT	SSOP-20	PIC18	8 kB	8 bit	10 bit	40 MHz	16 I/O	256 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 4KB 512 RAM 25 I/O PIC18F2220-I/SO Microchip Technology 1: £5.14 131In Stock	Mfr. Part No. PIC18F2220-I/SO Mouser Part No 579-PIC18F2220-I/SO	Microchip Technology	8-bit Microcontrollers - MCU 4KB 512 RAM 25 I/O	Datasheet	131In Stock	£5.14	Min.: 1 Mult.: 1	SMD/SMT	SOIC-28	PIC18	4 kB	8 bit	10 bit	40 MHz	25 I/O	512 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 4 KB Flash 512 RAM PIC18F2221-I/ML Microchip Technology 1: £3.13 234In Stock	Mfr. Part No. PIC18F2221-I/ML Mouser Part No 579-PIC18F2221-I/ML	Microchip Technology	8-bit Microcontrollers - MCU 4 KB Flash 512 RAM Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	234In Stock	£3.13	Min.: 1 Mult.: 1	SMD/SMT	QFN-44	PIC18	4 kB	8 bit	10 bit	40 MHz	25 I/O	512 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 4 KB Flash 512 RAM PIC18F2221-I/SO Microchip Technology 1: £2.88 174In Stock	Mfr. Part No. PIC18F2221-I/SO Mouser Part No 579-PIC18F2221-I/SO	Microchip Technology	8-bit Microcontrollers - MCU 4 KB Flash 512 RAM Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	174In Stock	£2.88	Min.: 1 Mult.: 1	SMD/SMT	SOIC-28	PIC18	4 kB	8 bit	10 bit	40 MHz	25 I/O	512 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube
8-bit Microcontrollers - MCU 8KB 512 RAM 25 I/O PIC18F2320-I/SP Microchip Technology 1: £5.47 122In Stock	Mfr. Part No. PIC18F2320-I/SP Mouser Part No 579-PIC18F2320-I/SP	Microchip Technology	8-bit Microcontrollers - MCU 8KB 512 RAM 25 I/O	Datasheet	122In Stock	£5.47	Min.: 1 Mult.: 1	Through Hole	SPDIP-28	PIC18	8 kB	8 bit	10 bit	40 MHz	25 I/O	512 B	4.2 V	5.5 V	- 40 C	+ 85 C	Tube